On Tue, Jan 05, 2021 at 03:34:38PM -0800, Ram Pai wrote:
> On Fri, Dec 04, 2020 at 04:44:12PM +1100, David Gibson wrote:
> > Some upcoming POWER machines have a system called PEF (Protected
> > Execution Facility) which uses a small ultravisor to allow guests to
> > run in a way that they can't be
On Fri, Dec 04, 2020 at 04:44:12PM +1100, David Gibson wrote:
> Some upcoming POWER machines have a system called PEF (Protected
> Execution Facility) which uses a small ultravisor to allow guests to
> run in a way that they can't be eavesdropped by the hypervisor. The
> effect is roughly similar
Some upcoming POWER machines have a system called PEF (Protected
Execution Facility) which uses a small ultravisor to allow guests to
run in a way that they can't be eavesdropped by the hypervisor. The
effect is roughly similar to AMD SEV, although the mechanisms are
quite different.
Most of the